/**
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package bitronix.tm.internal;
import bitronix.tm.BitronixTransaction;
import bitronix.tm.TransactionManagerServices;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Transactional context of a thread. It contains both the active transaction (if any) and all default parameters
* that a transaction running on a thread must inherit.
* <p>© <a href="http://www.bitronix.be">Bitronix Software</a></p>
*
* @author lorban
*/
public class ThreadContext {
private final static Logger log = LoggerFactory.getLogger(ThreadContext.class);
private BitronixTransaction transaction;
private int timeout = TransactionManagerServices.getConfiguration().getDefaultTransactionTimeout();
/**
* Return the transaction linked with this thread context.
* @return the transaction linked to this thread context or null if there is none.
*/
public BitronixTransaction getTransaction() {
return transaction;
}
/**
* Link a transaction with this thead context.
* @param transaction the transaction to link.
*/
public void setTransaction(BitronixTransaction transaction) {
if (transaction == null)
throw new IllegalArgumentException("transaction parameter cannot be null");
if (log.isDebugEnabled()) log.debug("assigning <" + transaction + "> to <" + this + ">");
this.transaction = transaction;
}
/**
* Return this context's default timeout.
* @return this context's default timeout.
*/
public int getTimeout() {
return timeout;
}
/**
* Set this context's default timeout. All transactions started by the thread linked to this context will get
* this value as their default timeout.
* @param timeout the new default timeout value in seconds.
*/
public void setTimeout(int timeout) {
if (timeout == 0) {
int defaultValue = TransactionManagerServices.getConfiguration().getDefaultTransactionTimeout();
if (log.isDebugEnabled()) log.debug("resetting default timeout of thread context to default value of " + defaultValue + "s");
this.timeout = defaultValue;
}
else {
if (log.isDebugEnabled()) log.debug("changing default timeout of thread context to " + timeout + "s");
this.timeout = timeout;
}
}
/**
* Return a human-readable representation.
* @return a human-readable representation.
*/
public String toString() {
return "a ThreadContext with transaction " + transaction + ", default timeout " + timeout + "s";
}
}